amino acids for glutathione synthesis Synthase Frontiers | Metabolism of Amino

The honest picture matters here

AA then enters SMCs and pericytes and is converted to 20-hydroxy-eicosatetraenoic acid (20-HETE), causing pericyte depolarization and contraction, ultimately reducing CBF [94]

So it not only is a powerful antioxidant itself but also makes other antioxidants work better

doi: 10.1159/000494547 88 ChoYParkMNChoiMUpadhyayTKKangHNOhJMet al

Clockwise also contains green tea extract, vitamin C, and alpha-lipoic acid, among other ingredients in smaller quantities

Thats on top of the wider supplement contamination problem that already catches clean athletes out under WADAs strict liability rules